This advanced anti-aging serum is clinically proven to visibly improve lines, discoloration & firmness with a potent blend of hexylresorcinol, retinoid + niacinamide. RESIST Triple Active Total Repair Serum takes cues from its synergistic blend of key actives, that together build on each one's remarkable results. This clinically proven solution signals skin to renew and re-energize what time & environmental damage takes away. This advanced anti-aging serum is formulated with a high-potency blend of hexylresorcinol, retinoid + niacinamide to visibly reduce lines and wrinkles, improve dullness and discoloration, visibly restore firmness and improve barrier function in as little as one week.